Sony PRS-505/SC - Portable Reader System Service Manual page 59

2-5. SCHEMATIC DIAGRAM - MAIN Board (3/10) -
UNREG
(Page 8)
R1802
0
UNREG
(Page 14)
R1884
10k
8PWR_NEG
8PWR_POS
GND
(Page 8)
GND
(Page 11)
TP1815
R1898
1k
1SS388(TPL3)
NJM2904V(TE2)
PRS-505
(3/10)
L1811 C1804 D1801
10μH 10 BAT760-115 L1804
C1816
0.47 R1824
82k
TP1814
IC1805
LT1931ES5#TR
R1823
24k
SHDN
NFB
GND R1835
15k
SW
VIN C1806
10
R1907
100k
C1808
10
DC/DC
16V
CONVERTER
D1803
BAT760-115
R1899
100
Q1804
SSM6J07FU
B+ SWITCH
R1910
0
L1812
D1804
10μH
BAT760-115
R1807
10k
SWITCHING
REGULATOR
IC1802 C1805
LT3467ES6#TR 10
SHDN FB
SS GND
D1810
VIN SW
C1809
10 C1835
R1908
16V 0.47
100k
R1861
100k
R1860
100k
R1832 C1812 R1863 R1829
1k 0.22 10k 1k
R1821
100k
C1821
0.1
–
D1807
+
CURRENT 1SS362-TE85L
+
DETECT –
IC1803
C1822
0.1
C1801
0.0022
R1895
27k
R1883
10k
Q1809
2SA1832F-GR
REGULATOR
R1836
27k
R1894 R1893 C1834
24k 100k
C1843
R1837
0.1
240
Q1806
2SC4738F-Y/GR
L1803
REGULATOR
R1890
22k
C1879
0.01 R1827
91k
R1876
10k
R1828
30k
R1826 C1842 R1891
11k 0.1 33k
R1892
100k
R1842
47k
R1841 TP1816
4.7k
RV1801
10k
C1885
0.1
R1840
3.3k
D1808
R1816
1SS387-TPL3
100k
D1809
1SS387-TPL3
R1849 R1814 R1848
1k 1k 100k
7 7
R1882
10k
3 2 1
4 5 6
R1880
R1881
10k
100k
1SS362-TE85L
D1805
1SS362-TE85L
C1845 C1818
1 0.1 1
R1886
S
56k
C1855 Q1822
0.1 2SJ305(TE85L)
R1887
TP1813 56k
Q1805
2SC4738F-Y/GR
R1889
10k
Q1805,1822
B+ SWITCH
D1802
1SS362-TE85L
C1810 R1885
R1888
1 C1814 100k
100k
1
COMPARATOR,
VCOM AMP
IC1807
VCOM SWITCH
NJM2904V(TE2)
TP354
COM VCC
–
+ INH CH0
+
– VEE CH1
C1866
100
GND A
6.3V
IC1806
TC7W53FK
C1823
0.1
C1884
0.1
R1815 R1843
680k 10k
PRS-505
8-15V
8+15V
8-V3
(Page 8)
Q1814
HN1B04FE-Y/GR
B− SWITCH
8-ROW_VCC
D1813
8--20V
(Page 8)
8-25V
8-5V
8-COMMON
8-BORDER
R1844
30k
Q1802
2SC4738F-Y/GR
REGULATOR
R1845
15k
R1846 R1847
1k 1M
C1844
0.1
C1819
0.1
8COM_CTRL
8PWR_GATE
8BORDER0
8BORDER1
(Page 8)